He received All-State and SuperPrep All-America honors while serving as football team captain during his senior year, and would additionally go on to win the Hawaii state wrestling heavyweight championship.

[9] In an incident eerily reminiscent of his college days, Kreutz drew controversy during the 2005 NFL season after breaking the jaw of fellow offensive lineman Fred Miller during an off-practice outing.

[13] In an interview, Kreutz cited offensive line coach Aaron Kromer's recurring expletive-laden tirades as the catalyst for his exit.

On August 19, 2015, Kreutz signed on to be in the WSCR 670 the Score Bears post game show along with James Williams and Hub Arkush, replacing the recently deceased Doug Buffone.

In 2019, Kreutz joined NBC Sports Chicago's Football Aftershow, serving as a Bears gameday analyst alongside Laurence Holmes and former teammates Lance Briggs, Alex Brown, and Matt Forte.

[15] Kreutz joined CHGO, a Chicago sports media start-up, in 2022 but was fired in May for physically assaulting Adam Hoge, a fellow employee.

[16] Kreutz later replied to a PR message from CHGO on Twitter with a Mike Tyson quote, "Social media made y'all way too comfortable with disrespecting people and not getting punched in the face for it.

[17] Kreutz is married to his high school sweetheart, Wendi; they have six children, and reside in Bannockburn, Illinois, but also have a winter home in Kalama Valley, Hawaii.